Improper Input Validation in UEFI Firmware for Intel Processors
CVE-2024-21871

7.3HIGH

Key Information:

Vendor

Intel
Status
Uefi Firmware For Some Intel(r) Processors
Vendor
CVE Published:
16 September 2024

What is CVE-2024-21871?

An improper input validation vulnerability exists in the UEFI firmware associated with certain Intel processors. This loophole may grant a privileged user unauthorized abilities, potentially enabling them to escalate privileges through local means. Users of affected Intel processors should be aware of this vulnerability and consider implementing recommended security measures to mitigate risks.

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Affected Version(s)

UEFI firmware for some Intel(R) Processors See references

References

https://www.intel.com/content/www/us/en/security-center/a...

CVSS V4

Score:
7.3
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

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